Rosemary Jammal is a Staff Software Engineer in Sunnyvale with 11 years of experience building and leading high-uptime, high-traffic systems at Google, including owning critical payment servers that integrate YouTube, Ads, the Google Store and third-party merchants. She brings deep hands-on expertise across Java, Python, Ruby on Rails, JavaScript and C#, and has a track record of mentoring teams, approving designs, and ramping new engineers while also contributing directly to implementation. Prior roles span senior engineering at Highnote and full-stack development and support at Advent, giving her practical chops in databases, CI tools, and production troubleshooting. Her background in cognitive science and a masters in education informs a patient, systems-oriented approach to documentation and knowledge sharing that helps teams scale. She maintains personal projects online, signaling continual learning and a taste for clean, pragmatic engineering beyond day-to-day responsibilities.
11 years of coding experience
10 years of employment as a software developer
Masters, Education, Masters, Education at University of California, Berkeley
Web Development, Web Development at AppAcademy
B.A, Cognitive Science, B.A, Cognitive Science at UC Berkeley
Recreations of many data structures across multiple languages
Contributions:38 commits in 11 days
data-structureslanguagesmultiple-languages
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Rosemary Jammal - Staff Software Engineer at Google